<template>
  <div class="h-full">
    <CodeMirrorEditor :value="getValue" @change="handleValueChange" :mode="mode" :readonly="readonly" />
  </div>
</template>

<script lang="ts">
  const MODE = {
    JSON: "application/json",
    html: "htmlmixed",
    js: "javascript",
  }
</script>
<script lang="ts" setup>
  import { computed } from "vue"
  import CodeMirrorEditor from "./codemirror/CodeMirror.vue"
  import { isString } from "/@/utils/is"

  const props = defineProps({
    value: { type: [Object, String] as PropType<Record<string, any> | string> },
    mode: { type: String, default: MODE.JSON },
    readonly: { type: Boolean },
    autoFormat: { type: Boolean, default: true },
  })

  const emit = defineEmits(["change", "update:value", "format-error"])

  const getValue = computed(() => {
    const { value, mode, autoFormat } = props
    if (!autoFormat || mode !== MODE.JSON) {
      return value as string
    }
    let result = value
    if (isString(value)) {
      try {
        result = JSON.parse(value)
      } catch (e) {
        emit("format-error", value)
        return value as string
      }
    }
    return JSON.stringify(result, null, 2)
  })

  function handleValueChange(v) {
    emit("update:value", v)
    emit("change", v)
  }
</script>
